JPH06339210A - Simple fire resistant adapter for wiring part - Google Patents

Abstract

PURPOSE:To provide a simple fire resistant adapter for a wiring component which can be easily altered to a simple fire resistance structure by using a wiring part of a non-fire resistant structure as it is. CONSTITUTION:The simple fire resistant adapter for a wiring component comprises a fire resistant plate frame 4 so fixed to a surface of a plate frame 3 as to cover the frame 3, a fire resistant panel 9 so engaged with the frame 4 so to cover a gap in a plug socket frame 1a of a mounting frame 1. The panel 9 is engaged with a front face 8cl of a receptacle module 8-1 fixed to the frame, and has a module hole 9a of substantially the same shape as a flat shape of the face 8cl.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a simple fireproof adapter for wiring equipment to be attached to wiring equipment having a non-fireproof structure.

[0002]

2. Description of the Related Art Conventionally, various forms of wiring equipment having a simple fireproof structure have been proposed. However, since all of them are designed specifically for a fireproof structure, a general non-fireproof structure wiring equipment is used. In already installed houses, it takes time to remove the existing wiring equipment and rewire the wiring equipment of the simple fireproof structure, and some or all of the existing wiring equipment is wasted or the simple fireproof structure is used. There was a problem that there was a lot of waste, such as the need to purchase new wiring equipment. Further, the wiring equipment manufacturer also has to separately manufacture the wiring equipment having the fireproof structure and the wiring equipment having the general non-fireproof structure, which imposes a heavy burden on the manufacturing cost. Therefore, conventionally, there have been many needs for diverting non-fireproof wiring devices as they are to easily change to a simple fireproof structure.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and its object is to:
The present invention provides a simple fireproof adapter for wiring appliances that can be easily diverted to a simple fireproof structure by diverting non-fireproof wiring appliances.

[0004]

DISCLOSURE OF THE INVENTION The present invention made to solve the above-mentioned problems is a wiring module for connecting electric wires and a mounting frame for mounting and fixing a plurality of wiring modules. A non-combustible wiring device equipped with a mounting frame having a plurality of penetrating frame parts and a plate frame fixed to the mounting frame so as to surround the plurality of frame parts of the mounting frame. A simple fireproof adapter for wiring equipment made of a material, wherein a fireproof plate frame fixed to the frame surface of the plate frame so as to cover the frame surface of the plate frame, and the wiring module mounted and fixed to the frame portion. A fireproof panel that is engaged with the fireproof plate frame so as to close a gap around the wiring module generated in the frame portion, the wiring module being fixed to the mounting frame. Is a simplified refractory adapter for wiring device characterized by comprising a planar shape of the front portion is fitted and the positive surface and a substantially refractory panels made comprise the same shape of the module holes and.

[0005]

In the present invention, the wiring device can be changed to a simple fire-resistant structure by directly mounting it on the non-fire-resistant wiring device.

In the present invention, a guide piece facing the frame surface of the fireproof plate frame when the fireproof panel is attached to the fireproof plate frame is provided on the fireproof panel and engages with the guide piece. By providing the guide protrusions on the frame surface of the refractory plate frame, the refractory panel is less likely to shift with respect to the refractory plate frame when the refractory panel is attached to the refractory plate frame.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings showing its embodiments.

FIG. 1 is an exploded perspective view showing an embodiment of a simple fireproof adapter for wiring equipment and a wiring equipment having a non-fireproof structure according to the present invention.

Referring to FIG. 1, first, an example of a general non-fireproof structure wiring device will be described. The wiring device shown in FIG.
1, a switch module 8-2 for connecting electric wires, a mounting frame 1 for mounting and fixing the outlet module 8-1 and the switch module 8-2, a plate frame 3 fixed to the mounting frame, and A decorative plate frame 6 made of a combustible material such as a resin, which is attached to the front side of the plate frame 3 along the plate frame 3, and two plate fixing screws for fixing the plate frame 3 to the mounting frame 1 with screws. 7, 7 and a resinous switch handle 5 arranged on the front surface of the switch module 8-2 for indirectly pressing a push button arranged on the front face portion 8c of the switch module 8-2, and the outlet. Module 8-1
And a decorative plate 15 in a frame to be attached to the front side of the. The in-frame decorative plate 15 is half the size of the frame hole 6a of the decorative plate frame 3, and the switch handle 5 is also in the in-frame decorative plate 15.
It is about the same size as.

The plate frame 3 has two insertion holes 3e, 3 for inserting the two plate fixing screws 7, respectively.
e is provided. Further, the mounting frame 1 is a frame portion independent of each other, that is, an outlet frame portion 1a into which the outlet module 8-1 is inserted and fixed, and a switch frame portion 1b into which the switch module 8-2 is inserted and fixed.
It is equipped with. The switch frame portion 1b is a front portion 8c2 of the switch module 8-2 in which a push button is arranged.
The size of the frame is substantially the same as the plane shape of the above, and the outlet frame portion 1a is formed slightly larger than the front face portion 8c1 of the outlet module 8-1 in which the outlet insertion port is arranged. In addition, the decorative plate frame 15 in the frame
The front portion 8c of the outlet module 8-1 is fitted into the socket, and is provided with a module hole 15a having substantially the same shape as the plane shape of the front portion 8c.

The simple fireproof adapter for wiring equipment of this embodiment, which can be attached to the above-described wiring equipment of non-fireproof structure, is shown in FIG.
In the above, the fire-resistant plate frame 4 and the fire-resistant panel 9 are all made of non-combustible material such as metal.

FIG. 2 is an exploded perspective view showing the fireproof plate frame 4 and the fireproof panel 9 in one embodiment of the present invention.
FIG. 3 is a perspective view showing a state in which the fireproof plate frame 4 is attached to the fireproof panel 9. 4 is an enlarged view of a main part in FIG. 3, and FIG. 5 is a sectional view taken along line AA in FIG.

The refractory panel 9 is formed by cutting out and bending a single metal plate, and has a size enough to cover the outlet frame portion 1a. The fireproof panel 9 has a central portion. The outlet module 8-
Module hole 9 having substantially the same shape as the plane shape of the front face portion 8c of No. 1
a is provided. Further, on both side ends of the fireproof panel 9, four dowels 9b formed by cutting and raising and two guide pieces 9c, 9c that spread like a wing are provided, and the dowels are provided at each side end. Two 9b and one guide piece 9c are provided.

The refractory plate frame 4 is formed by cutting and bending a single metal plate.
Is a frame-shaped plate having substantially the same shape as the surface shape of the plate frame 3, and is arranged on the frame surface of the plate frame 3 so as to cover most of the frame surface of the plate frame 3. Further, the fireproof plate frame 4 is provided with insertion holes 4e and 4e corresponding to the insertion holes 3e and 3e formed in the plate frame 3 and through which the plate fixing screws 7 and 7 are inserted. The refractory plate frame 4 is screwed and fixed to the mounting frame 1 together with the plate frame 3 by the two plate fixing screws 7, 7.

Further, in the refractory plate frame 4, the opposing frame inner edges 4d, 4d are bent at right angles, and the dowel 9b is provided at each frame inner edge 4d, 4d.
Four dowel receiving holes 4b for engaging
The fireproof plate frame 4 is provided with a total of eight dowel receiving holes 4b.

Further, a total of eight guide projections 4c are provided on the frame surface 4f of the refractory plate frame 4 at regular intervals. The eight guide protrusions 4c form a pair with two, and the two guide protrusions 4c, 4c forming a pair are
They are arranged at the same intervals as the width of the guide piece 9c.

As shown in FIG. 3, the fireproof panel 9 having the above construction is fitted and engaged in the frame of the fireproof plate frame 4 having the above construction, and covers one half of the inside 4a of the fireproof plate frame 4.
At this time, each of the four dowels 9b of the fireproof panel 9 elastically engages with each of the four dowel receiving holes 4b in one half of the inside 4a of the eight fireproof plate frames 4. At the same time, as shown in FIG. 4, the two guide pieces 9c, 9c of the fireproof panel 9 face the frame surface 4f so as to abut the frame surface of the fireproof plate frame 4, and
Each of the guide pieces 9c, 9c enters between the two guide protrusions 4c, 4c forming a pair. At this time, 2
The two guide protrusions 4c, 4c are engaged with the guide piece 9c so as to sandwich the guide piece 9c in the width direction, and the fireproof panel 9 is attached to the fireproof plate frame 4 by the two guide protrusions 4c, 4c. The movement in the direction of sliding on the frame surface 4f is strongly restricted. Therefore, the fireproof panel 9
Is fixed in a fixed position without shifting within the frame 4a of the refractory plate frame 4.

Further, a simple fireproof adapter for wiring equipment, which comprises the fireproof panel 9 and the fireproof plate frame 4 having the above construction,
When mounted on the wiring device, the front part 8c1 of the outlet module 8-1 attached to the mounting frame 1a is fitted into the module hole 9a of the fireproof panel 9 and, at the same time, the outlet module 8-1 is attached. The refractory panel 9 closes the gap created around the periphery.

The fireproof panel 9 can be attached to either half of the inside of the frame 4a of the fireproof plate frame 4, and two fireproof panels 9 can be simultaneously attached to the fireproof plate frame 4. It is also possible to install the mounting frame 1
It is possible to flexibly respond to the form, mounting direction, and so on.

The fireproof panel 9 is particularly effective for a wiring module such as the outlet module 8-1 in which a fixing member such as the framed decorative plate 15 is arranged on the front surface. That is, the type of the wiring module arranged on the fireproof panel 9 is not limited to the outlet module as in the present embodiment.

The procedure for attaching the simple fireproof adapter for wiring equipment and the wiring equipment having a non-fireproof construction of the present embodiment having the above-mentioned configuration to a mounting material (not shown) such as a wall, a ceiling or an embedded box will be described. The switch module 8-2 and the outlet module 8-1 are attached to the mounting frame 1, the fireproof plate frame 4 is applied to the frame surface of the plate frame 3, and the plate frame 3 and the fireproof plate frame 4 are put together. To the mounting frame 1 with the two plate fixing screws 7 and 7, and the fireproof panel 9 is arranged at the front position of the outlet module 8-1 and attached to the fireproof plate frame 4. . After that, the in-frame decorative plate 15 is attached so as to cover the fireproof panel 9, the switch handle 5 is attached in front of the switch module 8-2, and the plate frame 3 is attached.
The decorative plate frame 6 is attached to cover the fireproof plate 4 and the fireproof plate 4. In this state, the front face portion 8c1 of the outlet module 8-1 attached to the attachment frame 1
Is fitted into the module hole 9a provided in the fireproof panel 9.

The simple fireproof adapter for wiring equipment according to the embodiment of the present invention constructed as described above can be used as a wiring equipment having a fireproof structure by diverting the entire structure of a general wiring equipment having a non-fireproof structure. Also, some members constituting the conventional wiring device are not wasted. Further, it is easy to return the wiring equipment of the fire resistant structure constructed by attaching the simple fire resistant adapter for the wiring equipment of the present embodiment to the non-fire resistant structure because all the members constituting the wiring equipment remain. is there.

[0023]

According to the present invention configured as described above, a wiring device having a non-fireproof structure can be diverted as it is and easily changed to a simple fireproof structure.

Further, in the present invention, a guide piece facing the frame surface of the fireproof plate frame when the fireproof panel is attached to the fireproof plate frame is provided on the fireproof panel and is also engaged with the guide piece. If the protrusion is provided on the frame surface of the refractory plate frame, the refractory panel is less likely to shift with respect to the refractory plate frame when the refractory panel is attached to the refractory plate frame, and the wiring device It becomes easy to attach to.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a simple fireproof adapter for wiring equipment and a wiring equipment having a non-fireproof structure according to an embodiment of the present invention.

FIG. 2 is an exploded perspective view showing a fireproof plate frame 4 and a fireproof panel 9 in the embodiment of the present invention.

FIG. 3 is a perspective view showing a state in which the fireproof plate frame 4 is attached to the fireproof panel 9 in the embodiment of the present invention.

FIG. 4 is an enlarged view of an essential part showing the vicinity of a guide protrusion 4c in FIG.

5 is a sectional view taken along line AA in FIG.

[Explanation of symbols]

 1 Mounting frame 3 Plate frame 4 Fireproof plate frame 4b Dowel receiving hole 4c Guide protrusion 5 Switch handle 6 Decorative plate 7 Plate fixing screw 8-1 Outlet module 8c1 Front face of outlet module 8-2 Switch module 8c2 Front face of switch module 9 Fireproof panel 9a Module hole 9b Dowel 9c Guide piece 15 Frame decorative plate 11c Frame blank

Claims (2)

[Claims] 1. A wiring module for connecting electric wires and a mounting frame for mounting and fixing a plurality of wiring modules,
The wiring module is equipped with a mounting frame having a plurality of frame portions through which the wiring modules respectively penetrate, and a plate frame fixed to the mounting frame so as to surround the plurality of frame portions of the mounting frame. A simple fireproof adapter for wiring equipment made of non-combustible material, wherein the fireproof plate frame fixed to the frame surface of the plate frame so as to cover the frame surface of the plate frame, and the wiring module in the frame portion. A fireproof panel that is attached to the fireproof plate frame so as to close a gap around the wiring module generated in the frame portion when attached and fixed, wherein a front portion of the wiring module fixed to the attachment frame is fitted. A simple fire-resistant adapter for wiring appliances, comprising: the fire-resistant panel, which is provided with a module hole having a shape substantially the same as the plane shape of the front portion. 2. A guide piece that faces the frame surface of the fire-resistant plate frame when the fire-resistant panel is attached to the fire-resistant plate frame is provided on the fire-resistant panel, and a guide protrusion that engages with the guide piece is provided. The simple fireproof adapter for a wiring device according to claim 1, wherein the simple fireproof adapter is provided on a frame surface of the fireproof plate frame.